Tools

  • Find the right o-ring for your project. Remember – an O-Ring not squeezed in its application is probably the wrong o-ring.

    O-Ring Gland Calc.
  • Apple Rubber has over 7,000 sizes of O-rings. More sizes added daily.

    O-Ring Size Search
  • Rubber compounds are a mixture of polymers, fillers, antioxitives and curatives. What’s right for your application?

    Material Selection Guide
  • Match your application's composition with the o-ring material offering the best chemical resistance.

    Chemical Compat. Guide
  • Dedicated to helping you design a successful sealing solution.

    Seal Design Guide

Hot Topics

ASTM D2000 Part II: Understanding Rubber Testing Fluids

We recently broke down ASTM D2000 -- the Standard Classification System for Rubber Products. Now, it's time for the next step: understanding rubber testing fluids. Learn what they are, how to identify them, and how they correlate to real-life oil applications.

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Apple Blog

Apple Rubber Celebrates National Engineers Week

This week, we're celebrating our engineers. Learn about National Engineers Week, why it's important, and what engineering means to Apple Rubber -- and while you're at it, check out our infographic, too.

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Who is Apple Rubber?

Meet Apple Rubber -- a leader in rubber compounds and sealing technology. Improving the products we rely upon. Changing the way we live.

Watch Our Video Play button

Apple Rubber does more.

Apple Rubber Products Inc.® is a leading designer and manufacturer of o-rings, rubber seals and custom sealing devices. When you need a standard AS568 rubber o-ring, a complex Liquid Silicone Rubber (LSR) prototype seal or medical-grade seals and parts, Apple Rubber has the sealing capabilities to deliver the sealing solution you need.